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/***************************************************************************
textbuf.h
Debugger text buffering engine.
Copyright Nicola Salmoria and the MAME Team.
Visit http://mamedev.org for licensing and usage restrictions.
***************************************************************************/
#ifndef __TEXTBUF_H__
#define __TEXTBUF_H__
#include "osd_cpu.h"
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
typedef struct _text_buffer text_buffer;
/***************************************************************************
FUNCTION PROTOTYPES
***************************************************************************/
/* allocate a new text buffer */
text_buffer *text_buffer_alloc(UINT32 bytes, UINT32 lines);
/* free a text buffer */
void text_buffer_free(text_buffer *text);
/* clear a text buffer */
void text_buffer_clear(text_buffer *text);
/* "print" data to a text buffer */
void text_buffer_print(text_buffer *text, const char *data);
/* "print" data to a text buffer with word wrapping to a given column */
void text_buffer_print_wrap(text_buffer *text, const char *data, int wrapcol);
/* get the maximum width of lines seen so far */
UINT32 text_buffer_max_width(text_buffer *text);
/* get the current number of lines in the buffer */
UINT32 text_buffer_num_lines(text_buffer *text);
/* get an absolute sequence number for a given line */
UINT32 text_buffer_line_index_to_seqnum(text_buffer *text, UINT32 index);
/* get a sequenced line from the text buffer */
const char *text_buffer_get_seqnum_line(text_buffer *text, UINT32 seqnum);
#endif /* __TEXTBUF_H__ */
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